Effects of plant leachates from four boreal understorey species on soil N mineralization, and white spruce (Picea glauca) germination and seedling growth.

abstract：BACKGROUND AND AIMS:The aim of this study was to investigate the importance of pyrophosphate (PPi) for plant metabolism and survival under low oxygen stress. Responses of roots of wild-type potato plants were compared with roots of transgenic plants containing decreased amounts of PPi as a result of the constitutive ex...

journal_title：Annals of botany

authors： Mustroph A,Albrecht G,Hajirezaei M,Grimm B,Biemelt S

更新日期：2005-09-01 00:00:00

abstract：BACKGROUND AND AIMS:The evolution of complex rooting systems during the Devonian had significant impacts on global terrestrial ecosystems and the evolution of plant body plans. However, detailed understanding of the pathways of root evolution and the architecture of early rooting systems is currently lacking. We descri...

journal_title：Annals of botany

authors： Matsunaga KK,Tomescu AM

更新日期：2016-04-01 00:00:00

abstract：BACKGROUND AND AIMS:Polyploids, organisms that have multiple sets of chromosomes, are common in certain plant and animal taxa. However, there are only a few reports of intraspecific ploidy variation within the genus Quercus. The aim of the study was to investigate the suspected ploidy level of two oaks that have unusua...

journal_title：Annals of botany

authors： Dzialuk A,Chybicki I,Welc M,Sliwinska E,Burczyk J

更新日期：2007-05-01 00:00:00

abstract：BACKGROUND AND AIMS:Organisms occupying the edges of natural geographical ranges usually survive at the extreme limits of their innate physiological tolerances. Extreme and prolonged fluctuations in environmental conditions, often associated with climate change and exacerbated at species' geographical range edges, are ...

journal_title：Annals of botany

authors： Sinclair EA,Statton J,Hovey R,Anthony JM,Dixon KW,Kendrick GA

更新日期：2016-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Nothoscordum gracile is an apomitic tetraploid widely distributed throughout the Americas and naturalized in many temperate regions of other continents. It has been suggested to form a species complex with sexual and apomictic N. nudicaule and N. macrostemon. Tetraploids of these species also share ...

journal_title：Annals of botany

authors： Souza LG,Crosa O,Speranza P,Guerra M

更新日期：2012-04-01 00:00:00

abstract：BACKGROUND AND AIMS:High temperatures over 32-36 degrees C at anthesis induce spikelet sterility in rice. The use of a germplasm with an early-morning flowering (EMF) trait has been hypothesized as a way of avoiding this problem. In this study, the effect of the EMF trait on avoiding high temperature-induced sterility ...

journal_title：Annals of botany

authors： Ishimaru T,Hirabayashi H,Ida M,Takai T,San-Oh YA,Yoshinaga S,Ando I,Ogawa T,Kondo M

更新日期：2010-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Global warming is gaining significance as a threat to natural and managed ecosystems since temperature is one of the major environmental factors affecting plant productivity. Hence, the effects of moderate temperature increase on the growth and development of the tomato plant (Lycopersicon esculentu...

journal_title：Annals of botany

authors： Sato S,Kamiyama M,Iwata T,Makita N,Furukawa H,Ikeda H

更新日期：2006-05-01 00:00:00

abstract：BACKGROUND AND AIMS:Nitrogen (N) levels vary between ecosystems, while the form of available N has a substantial impact on growth, development and perception of stress. Plants have the capacity to assimilate N in the form of either nitrate (NO3-) or ammonium (NH4+). Recent studies revealed that NO3- nutrition increases...

journal_title：Annals of botany

authors： Wany A,Gupta AK,Kumari A,Mishra S,Singh N,Pandey S,Vanvari R,Igamberdiev AU,Fernie AR,Gupta KJ

更新日期：2019-03-14 00:00:00

abstract：BACKGROUND AND AIMS:Floral development is remarkably robust in terms of the identity and number of floral organs in each whorl, whereas vegetative development can be quite plastic. This canalization of flower development prevents the phenotypic expression of cryptic genetic variation, even in fluctuating environments. ...

journal_title：Annals of botany

authors： Monniaux M,Pieper B,Hay A

更新日期：2016-04-01 00:00:00

abstract：BACKGROUND:The study of soil biota in the context of exotic plant invasions has led to an explosion in our understanding of the ecological roles of many different groups of microbes that function in roots or at the root-soil interface. Part of this progress has been the emergence of two biogeographic patterns involving...

journal_title：Annals of botany

authors： Rout ME,Callaway RM

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND AND AIMS:Water deficit and salinity stresses are often experienced by plants concurrently; however, knowledge is limited about the effects of combined salinity and water deficit stress in plants, and especially in C4 bioenergy crops. Here we aim to understand how diverse drought tolerance traits may deliver ...

journal_title：Annals of botany

authors： Stavridou E,Webster RJ,Robson PRH

更新日期：2019-10-29 00:00:00

abstract：BACKGROUND AND AIMS:Pepper (Capsicum annuum, Solanaceae) fruits are consumed worldwide and are of great economic importance. In most species ripening is characterized by important visual and metabolic changes, the latter including emission of volatile organic compounds associated with respiration, destruction of chloro...

journal_title：Annals of botany

authors： Chaki M,Álvarez de Morales P,Ruiz C,Begara-Morales JC,Barroso JB,Corpas FJ,Palma JM

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Molybdenum (Mo) is an essential trace element for higher plants. It has been shown that application of Mo enhances the cold resistance of winter wheat. In order to improve our understanding of the molecular mechanisms of cold resistance arising from application of Mo in winter wheat, investigations ...

journal_title：Annals of botany

authors： Sun X,Hu C,Tan Q,Liu J,Liu H

更新日期：2009-08-01 00:00:00

abstract：:Tylosema esculentum is a long-lived perennial species endemic to arid areas of southern Africa. Its potential as a crop species has long been recognized as a result of the high oil and protein content of its seeds. The reproductive biology and breeding systems of the species were investigated in wild and experimental ...

journal_title：Annals of botany

authors： Hartley ML,Tshamekeng E,Thomas SM

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Exogenous ethylene has recently gained commercial interest as a sprouting inhibitor of onion bulbs. The role of ethylene in dormancy and sprouting of onions, however, is not known. METHODS:A cultivar (Allium cepa 'Copra') with a true period of dormancy was used. Dormant and sprouting states of onio...

journal_title：Annals of botany

authors： Bufler G

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Crassula hunua and C. ruamahanga have been taxonomically controversial. Here their distinctiveness is assessed so that their taxonomic and conservation status can be clarified. METHODS:Populations of these two species were analysed using morphological, chromosomal and DNA sequence data. KEY RESULT...

journal_title：Annals of botany

authors： De Lange PJ,Heenan PB,Keeling DJ,Murray BG,Smissen R,Sykes WR

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND AND AIMS:Plants with crassulacean acid metabolism (CAM) can be divided into two groups according to the major carbohydrates used for malic acid synthesis, either polysaccharide (starch) or monosaccharide (hexose). This is related to the mechanism and affects energy metabolism in the two groups. In Kalanchoë ...

journal_title：Annals of botany

authors： Chen LS,Nose A

更新日期：2004-09-01 00:00:00

abstract：BACKGROUND AND AIMS:The endemic tree Nothofagus alessandrii (Fagaceae) has been historically restricted to the coastal range of Region VII of central Chile, and its forests have been increasingly destroyed and fragmented since the end of the 19th century. In this study, the patterns of within- and among-population gene...

journal_title：Annals of botany

authors： Torres-Díaz C,Ruiz E,González F,Fuentes G,Cavieres LA

更新日期：2007-07-01 00:00:00

abstract：AIMS:The objective of the study was to characterize variations in proline, arginine, histidine, vegetative storage proteins, and cold-inducible gene expression in overwintering roots of field-grown alfalfa, in response to autumn defoliation, and in relation to spring regrowth and winter survival. METHODS:Field trials,...

journal_title：Annals of botany

authors： Dhont C,Castonguay Y,Nadeau P,Bélanger G,Drapeau R,Laberge S,Avice JC,Chalifour FP

更新日期：2006-01-01 00:00:00

abstract：:Background There has been renewed global interest in both genetic and management strategies to improve root system function in order to improve agricultural productivity and minimize environmental damage. Improving root system capture of water and nutrients is an obvious strategy, yet few studies consider the importan...

journal_title：Annals of botany

authors： Thorup-Kristensen K,Kirkegaard J

更新日期：2016-10-01 00:00:00

abstract：BACKGROUND AND AIMS:The cell cycle-regulated protein ENDOSPERM DEFECTIVE 1 (EDE1) is a novel plant microtubule-associated protein essential for plant cell division and for microtubule organization in endosperm. EDE1 is only present on microtubules at mitosis and its expression is highly cell cycle regulated both at the...

journal_title：Annals of botany

authors： Pignocchi C,Doonan JH

更新日期：2011-05-01 00:00:00

abstract：BACKGROUND AND AIMS:In some dicotyledonous leaves and leaflets, the secondary veins run more-or-less straight to the margins and have well-defined lengths. For a given half-lamina of length L, an equation, previously proposed, relates the lengths of these veins, p, to the distances, l, between the leaf tip and their in...

journal_title：Annals of botany

authors： Burton RF

更新日期：2004-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Macaranga (Euphorbiaceae) is a large genus of dioecious trees with approx. 260 species. To date, only one pollination study of the genus has reported brood-site pollination by thrips in M. hullettii. In this study, the pollination system of Macaranga tanarius is reported. METHODS:The study was cond...

journal_title：Annals of botany

authors： Ishida C,Kono M,Sakai S

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND AND AIMS:The time at which plants are transferred to floral inductive conditions affects the onset of flowering and plant morphology, due to juvenility. Plants of Brunonia australis and Calandrinia sp. were used to investigate whether Australian native ephemeral species show a distinct juvenile phase that ca...

journal_title：Annals of botany

authors： Cave RL,Birch CJ,Hammer GL,Erwin JE,Johnston ME

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND AND AIMS:The large monophyletic genus Mimosa comprises approx. 500 species, most of which are native to the New World, with Central Brazil being the main centre of radiation. All Brazilian Mimosa spp. so far examined are nodulated by rhizobia in the betaproteobacterial genus Burkholderia. Approximately 10 My...

journal_title：Annals of botany

authors： Gehlot HS,Tak N,Kaushik M,Mitra S,Chen WM,Poweleit N,Panwar D,Poonar N,Parihar R,Tak A,Sankhla IS,Ojha A,Rao SR,Simon MF,Reis Junior FB,Perigolo N,Tripathi AK,Sprent JI,Young JP,James EK,Gyaneshwar P

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND AND AIMS:Reproductive assurance through autonomous selfing is thought to be one of the main advantages of self-fertilization in plants. Floral mechanisms that ensure autonomous seed set are therefore more likely to occur in species that grow in habitats where pollination is scarce and/or unpredictable. METH...

journal_title：Annals of botany

authors： Brys R,Jacquemyn H

更新日期：2011-05-01 00:00:00

abstract：Background and Aims:Long terminal repeat-retrotransposons (LTR-RTs) comprise a large portion of plant genomes, with massive repeat blocks distributed across the chromosomes. Eleocharis species have holocentric chromosomes, and show a positive correlation between chromosome numbers and the amount of nuclear DNA. To eval...

journal_title：Annals of botany

authors： de Souza TB,Chaluvadi SR,Johnen L,Marques A,González-Elizondo MS,Bennetzen JL,Vanzela ALL

更新日期：2018-08-01 00:00:00

abstract：BACKGROUND AND AIMS:During sexual reproduction in higher angiosperms, the pollen tubes are directed to the ovules in the pistil to deliver sperm cells. This pollen tube attraction is highly species specific, and a group of small secreted proteins, TfCRPs, are necessary for this process in Torenia fournieri. METHODS:A ...

journal_title：Annals of botany

authors： Kanaoka MM,Kawano N,Matsubara Y,Susaki D,Okuda S,Sasaki N,Higashiyama T

更新日期：2011-09-01 00:00:00

abstract：BACKGROUND AND AIMS:As annual crops develop, transpirational water loss increases substantially. This increase has to be matched by an increase in water uptake through the root system. The aim of this study was to assess the contributions of changes in intrinsic root hydraulic conductivity (Lp, water uptake per unit ro...

journal_title：Annals of botany

authors： Suku S,Knipfer T,Fricke W

更新日期：2014-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Stigmatic receptivity plays a clear role in pollination dynamics; however, little is known about the factors that confer to a stigma the competence to be receptive for the germination of pollen grains. In this work, a developmental approach is used to evaluate the acquisition of stigmatic receptivit...

journal_title：Annals of botany

authors： Losada JM,Herrero M

更新日期：2012-08-01 00:00:00